NIGER COAST 1894 ½d on 2½d blue variety, SG65bNiger Coast 1894 (10 Aug) d on 2d blue, type 17 surcharge, Old Calabar provisional, showing variety 'OIE' for 'ONE', from position 8 of the row of 8, cancelled by large part 'OLD CALABAR RIVER' squared circle date stamp, dated 'NO 7 94', SG65b. A fine used example despite a few shortish perforations, which is often the case with these issues. Very scarce as less than 120 originally existed and fewer surviving examples today. The Stanley Gibbons